The holdfast that attaches seaweed to rocks or shells is a root.
Answer the following statement true (T) or false (F)
False
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Which of the following is a description of a hydrated salt?
A) a salt which is insoluble in water B) a salt which is soluble in water C) a salt with no water incorporated in its crystal structure D) a salt with water incorporated in its crystal structure
In the above HR diagram sketch, which star is a white dwarf?
A. A B. B C. C D. D E. E
State briefly the known threats to kelp forests
What will be an ideal response?
In a mature forest in a national park, maple trees grow very large and live more than 80 years. Over an average lifetime, a tree produces more than 100,000 seeds, of which only 2 to 3 sprout and grow to maturity. This maple tree is
A) K-selected and exhibits a type I survivorship curve. B) K-selected and exhibits a type III survivorship curve. C) r-selected and exhibits a type I survivorship curve. D) r-selected and exhibits a type III survivorship curve.